.full-width{
    width: 100% !important;
}

.full-height{
    height: 100%;
}

.no-padding{
    padding: 0;
}

.fl{
    float: left;
}

.fr{
    float: right !important;
}

.unselect-content{
    user-select: none;
}

.transition-all{
    transition: all 0.7s;
}

.scrollBar-y{
    overflow-y: hidden;
}

.scrollBar-y-gray{
    position:absolute;
    width: 1px;
    height: 5%;
    background: #dddddd;
    border: #dddddd 2px solid;
    box-sizing: border-box;
    border-radius: 3px;
    top: 0;
    right: 0;
    opacity: 0.6;
    transition: top .5s;
}

.scrollBar-y-gray:hover{
    opacity: 1;
}

.clear-both::after{
    display: block;
    content: "";
    width: 0;
    height: 0;
    margin: 0;
    padding: 0;
    left: 0;
    top: 0;
    border: 0;
    clear: both;
}

.lyrics-current{
    opacity: 1;
}

main{
    margin-top: 20px;
    height: 80%;
    padding: 0;
}

footer{
    text-align: center;
    color: #FFFFFF;
    background: #4d4343;
    height: 50px;
    box-sizing: border-box;
    padding: 10px;
    margin-top: 20px;
}
